Inova XSB-14-R8 Flashlight, Titanium Steelie Magnetic Tablet Socket must be attached to a rigid surface Dimensions: 3 1/16" (77.8mm) tall, 2 3/4" (69.85mm) Diameter base. Weight: 149g (5.26oz.) ANSI/NEMA FL1 Standards-Light Output Lumens: High 90/Low 13; Run Time: High 1H/Low 29H; Water Resistance: IPX4; Impact Resistant: 1m; Range: 59m Battery Type: 1-AAA alkaline battery, included Patented optical system, precision machined aluminum reflector with thermal management interface Aerospace-grade aluminum with high grade anodized finishes